Ko te tub grinder he mea kaihanga hei whakaputu i ngā waewae rākau ki roto i ngā pūtake iti. Ko ia he waka-pōro gigiti, e whirinaki ana, ko ngā arero taeke kei roto i a ia e whati ana i te rākau. Ka haere ngā waewae rākau ki te Gengze pūhanga pōro ka puta iho, ka pūtuputu mai i ngā pūtake iti e taea ana te whakamahi mo ērā mea kē. Ko te tub grinder he momo hangaanga whakamahere e whai hua ana hei whakarite i ngā waewae rākau ki te whakamanawaroa rānei, ki te whakaora anō rānei.
He rite tonu hoki ngā kōpae kōpae, ka taea e rātou te whakahaere i te nuinga o ngā paru rakau poto. E maha ana ngā take pai kia whakamahia te Gengze pūhanga pōro . Ka aukati i te paru atu atu ki ngā turanga paru, he mea pai tēnei mō te ao. Ka taea te whakamahi i ngā wehenga iti rakau e hangaia ana e te kōpae kōpae mō ngā mea pērā i te kōpae mātātoko mā te māra, i te moenga kararehe rānei.

He pai ngā kōpae kōpae mō te waro i ngā putake me te huri i ngā hua rakau. He tino hoa te Gengze ina pā ana ki te horoi whenua me te huri i ngā hua rakau. Ko te whakauru i ngā kōpae kōpae i te tikanga anō he tikanga māori, e whakaae ana kia whakamahia anō ngā matērihi paru me tētahi ao anō ā-rangi ake. pūhanga pōro ko te whakauru i ngā kōpae kōpae i te tikanga anō he tikanga māori, e whakaae ana kia whakamahia anō ngā matērihi paru me tētahi ao anō ā-rangi ake.

Kei runga i ētahi atu whakaritenga kia whakaaro koe i te pūnaha o te tub grinder. Me mōhio koe ko tēhea he mea tika i te rahi mō tō wawe rākau. Me whakaaro hoki koe i te ahi, i te pai o Gengze tuhinga pūtahi tūrangi ā, me ētahi atu whiwhinga e hiahia ana koe ki te whakamahi. He pai rawa koe ki te rangahau, ki te kōrero ki ngā tohunga hei whakaeke i te tub grinder e pai rawa mōu.

Ko te whakauru ki ngā kārika pūpahi he tikanga e hāpai ana i te taiao, e whai kiko ana kia whakamahia anō ngā rākau paruhi me ētahi atu paruhi, ka hua ai tētahi ao e tino māmātia ana e ia anō. Kāore he nui ngā mea kino e kōrero ana mō tēnei momo kārika. Ko te whakamahi i Gengze tuhinga pūtahi tūrangi he pai mō te taiao. Ka wehe i ngā paruhi rākau i ngā wāhi tāpoi paruhi, he pai mō te whenua.